export default () => { let inputs = []; let labels = []; let min = [999, 999, 999, 999]; let max = [-99, -99, -99, -99]; Data.split("\n").forEach((inRowValue, inRowIndex)=> { let currentInput = []; let currentLabel = []; if(inRowIndex == 0){ return; } inRowValue.split(",").forEach((inCellValue, inCellIndex)=> { if(inCellIndex == 4) { switch(inCellValue) { case `"Setosa"`: currentLabel = [1, 0, 0]; break; case `"Versicolor"` : currentLabel = [0, 1, 0]; break; case `"Virginica"` : currentLabel = [0, 0, 1]; break; } } else { let value = parseFloat(inCellValue); if(min[inCellIndex] > value){ min[inCellIndex] = value; } if(max[inCellIndex] < value){ max[inCellIndex] = value; } currentInput.push(value); } }); inputs.push(currentInput); labels.push(currentLabel); }); console.log(min, max); inputs.forEach((inRowValue, inRowIndex)=> { inRowValue.forEach((inCellValue, inCellIndex)=> { inputs[inRowIndex][inCellIndex] = (inCellValue - min[inCellIndex])/(max[inCellIndex] - min[inCellIndex]); }); }) return [ inputs, labels ]; }; const Data = `"sepal.length","sepal.width","petal.length","petal.width","variety" 5.1,3.5,1.4,.2,"Setosa" 4.9,3,1.4,.2,"Setosa" 4.7,3.2,1.3,.2,"Setosa" 4.6,3.1,1.5,.2,"Setosa" 5,3.6,1.4,.2,"Setosa" 5.4,3.9,1.7,.4,"Setosa" 4.6,3.4,1.4,.3,"Setosa" 7,3.2,4.7,1.4,"Versicolor" 6.4,3.2,4.5,1.5,"Versicolor" 6.9,3.1,4.9,1.5,"Versicolor" 5.5,2.3,4,1.3,"Versicolor" 6.5,2.8,4.6,1.5,"Versicolor" 5.7,2.8,4.5,1.3,"Versicolor" 6.3,3.3,4.7,1.6,"Versicolor" 4.9,2.4,3.3,1,"Versicolor" 6.6,2.9,4.6,1.3,"Versicolor" 5.2,2.7,3.9,1.4,"Versicolor" 5,2,3.5,1,"Versicolor" 5.7,2.5,5,2,"Virginica" 5.8,2.8,5.1,2.4,"Virginica" 6.4,3.2,5.3,2.3,"Virginica" 6.5,3,5.5,1.8,"Virginica" 7.7,3.8,6.7,2.2,"Virginica" 7.7,2.6,6.9,2.3,"Virginica" 6,2.2,5,1.5,"Virginica" 6.9,3.2,5.7,2.3,"Virginica" 5.6,2.8,4.9,2,"Virginica" 7.7,2.8,6.7,2,"Virginica" 6.3,2.7,4.9,1.8,"Virginica" 6.7,3.3,5.7,2.1,"Virginica"`; const DataBig = `"sepal.length","sepal.width","petal.length","petal.width","variety" 5.1,3.5,1.4,.2,"Setosa" 4.9,3,1.4,.2,"Setosa" 4.7,3.2,1.3,.2,"Setosa" 4.6,3.1,1.5,.2,"Setosa" 5,3.6,1.4,.2,"Setosa" 5.4,3.9,1.7,.4,"Setosa" 4.6,3.4,1.4,.3,"Setosa" 5,3.4,1.5,.2,"Setosa" 4.4,2.9,1.4,.2,"Setosa" 4.9,3.1,1.5,.1,"Setosa" 5.4,3.7,1.5,.2,"Setosa" 4.8,3.4,1.6,.2,"Setosa" 4.8,3,1.4,.1,"Setosa" 4.3,3,1.1,.1,"Setosa" 5.8,4,1.2,.2,"Setosa" 5.7,4.4,1.5,.4,"Setosa" 5.4,3.9,1.3,.4,"Setosa" 5.1,3.5,1.4,.3,"Setosa" 5.7,3.8,1.7,.3,"Setosa" 5.1,3.8,1.5,.3,"Setosa" 5.4,3.4,1.7,.2,"Setosa" 5.1,3.7,1.5,.4,"Setosa" 4.6,3.6,1,.2,"Setosa" 5.1,3.3,1.7,.5,"Setosa" 4.8,3.4,1.9,.2,"Setosa" 5,3,1.6,.2,"Setosa" 5,3.4,1.6,.4,"Setosa" 5.2,3.5,1.5,.2,"Setosa" 5.2,3.4,1.4,.2,"Setosa" 4.7,3.2,1.6,.2,"Setosa" 4.8,3.1,1.6,.2,"Setosa" 5.4,3.4,1.5,.4,"Setosa" 5.2,4.1,1.5,.1,"Setosa" 5.5,4.2,1.4,.2,"Setosa" 4.9,3.1,1.5,.2,"Setosa" 5,3.2,1.2,.2,"Setosa" 5.5,3.5,1.3,.2,"Setosa" 4.9,3.6,1.4,.1,"Setosa" 4.4,3,1.3,.2,"Setosa" 5.1,3.4,1.5,.2,"Setosa" 5,3.5,1.3,.3,"Setosa" 4.5,2.3,1.3,.3,"Setosa" 4.4,3.2,1.3,.2,"Setosa" 5,3.5,1.6,.6,"Setosa" 5.1,3.8,1.9,.4,"Setosa" 4.8,3,1.4,.3,"Setosa" 5.1,3.8,1.6,.2,"Setosa" 4.6,3.2,1.4,.2,"Setosa" 5.3,3.7,1.5,.2,"Setosa" 5,3.3,1.4,.2,"Setosa" 7,3.2,4.7,1.4,"Versicolor" 6.4,3.2,4.5,1.5,"Versicolor" 6.9,3.1,4.9,1.5,"Versicolor" 5.5,2.3,4,1.3,"Versicolor" 6.5,2.8,4.6,1.5,"Versicolor" 5.7,2.8,4.5,1.3,"Versicolor" 6.3,3.3,4.7,1.6,"Versicolor" 4.9,2.4,3.3,1,"Versicolor" 6.6,2.9,4.6,1.3,"Versicolor" 5.2,2.7,3.9,1.4,"Versicolor" 5,2,3.5,1,"Versicolor" 5.9,3,4.2,1.5,"Versicolor" 6,2.2,4,1,"Versicolor" 6.1,2.9,4.7,1.4,"Versicolor" 5.6,2.9,3.6,1.3,"Versicolor" 6.7,3.1,4.4,1.4,"Versicolor" 5.6,3,4.5,1.5,"Versicolor" 5.8,2.7,4.1,1,"Versicolor" 6.2,2.2,4.5,1.5,"Versicolor" 5.6,2.5,3.9,1.1,"Versicolor" 5.9,3.2,4.8,1.8,"Versicolor" 6.1,2.8,4,1.3,"Versicolor" 6.3,2.5,4.9,1.5,"Versicolor" 6.1,2.8,4.7,1.2,"Versicolor" 6.4,2.9,4.3,1.3,"Versicolor" 6.6,3,4.4,1.4,"Versicolor" 6.8,2.8,4.8,1.4,"Versicolor" 6.7,3,5,1.7,"Versicolor" 6,2.9,4.5,1.5,"Versicolor" 5.7,2.6,3.5,1,"Versicolor" 5.5,2.4,3.8,1.1,"Versicolor" 5.5,2.4,3.7,1,"Versicolor" 5.8,2.7,3.9,1.2,"Versicolor" 6,2.7,5.1,1.6,"Versicolor" 5.4,3,4.5,1.5,"Versicolor" 6,3.4,4.5,1.6,"Versicolor" 6.7,3.1,4.7,1.5,"Versicolor" 6.3,2.3,4.4,1.3,"Versicolor" 5.6,3,4.1,1.3,"Versicolor" 5.5,2.5,4,1.3,"Versicolor" 5.5,2.6,4.4,1.2,"Versicolor" 6.1,3,4.6,1.4,"Versicolor" 5.8,2.6,4,1.2,"Versicolor" 5,2.3,3.3,1,"Versicolor" 5.6,2.7,4.2,1.3,"Versicolor" 5.7,3,4.2,1.2,"Versicolor" 5.7,2.9,4.2,1.3,"Versicolor" 6.2,2.9,4.3,1.3,"Versicolor" 5.1,2.5,3,1.1,"Versicolor" 5.7,2.8,4.1,1.3,"Versicolor" 6.3,3.3,6,2.5,"Virginica" 5.8,2.7,5.1,1.9,"Virginica" 7.1,3,5.9,2.1,"Virginica" 6.3,2.9,5.6,1.8,"Virginica" 6.5,3,5.8,2.2,"Virginica" 7.6,3,6.6,2.1,"Virginica" 4.9,2.5,4.5,1.7,"Virginica" 7.3,2.9,6.3,1.8,"Virginica" 6.7,2.5,5.8,1.8,"Virginica" 7.2,3.6,6.1,2.5,"Virginica" 6.5,3.2,5.1,2,"Virginica" 6.4,2.7,5.3,1.9,"Virginica" 6.8,3,5.5,2.1,"Virginica" 5.7,2.5,5,2,"Virginica" 5.8,2.8,5.1,2.4,"Virginica" 6.4,3.2,5.3,2.3,"Virginica" 6.5,3,5.5,1.8,"Virginica" 7.7,3.8,6.7,2.2,"Virginica" 7.7,2.6,6.9,2.3,"Virginica" 6,2.2,5,1.5,"Virginica" 6.9,3.2,5.7,2.3,"Virginica" 5.6,2.8,4.9,2,"Virginica" 7.7,2.8,6.7,2,"Virginica" 6.3,2.7,4.9,1.8,"Virginica" 6.7,3.3,5.7,2.1,"Virginica" 7.2,3.2,6,1.8,"Virginica" 6.2,2.8,4.8,1.8,"Virginica" 6.1,3,4.9,1.8,"Virginica" 6.4,2.8,5.6,2.1,"Virginica" 7.2,3,5.8,1.6,"Virginica" 7.4,2.8,6.1,1.9,"Virginica" 7.9,3.8,6.4,2,"Virginica" 6.4,2.8,5.6,2.2,"Virginica" 6.3,2.8,5.1,1.5,"Virginica" 6.1,2.6,5.6,1.4,"Virginica" 7.7,3,6.1,2.3,"Virginica" 6.3,3.4,5.6,2.4,"Virginica" 6.4,3.1,5.5,1.8,"Virginica" 6,3,4.8,1.8,"Virginica" 6.9,3.1,5.4,2.1,"Virginica" 6.7,3.1,5.6,2.4,"Virginica" 6.9,3.1,5.1,2.3,"Virginica" 5.8,2.7,5.1,1.9,"Virginica" 6.8,3.2,5.9,2.3,"Virginica" 6.7,3.3,5.7,2.5,"Virginica" 6.7,3,5.2,2.3,"Virginica" 6.3,2.5,5,1.9,"Virginica" 6.5,3,5.2,2,"Virginica" 6.2,3.4,5.4,2.3,"Virginica" 5.9,3,5.1,1.8,"Virginica"`;